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Audi B8 Performance Parts & Upgrades

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Carbon Fiber Antenna Cover

ES#3191300 - 022697ECS01 - Carbon Fiber Antenna Cover - Add a unique, lightweight look to your ride - ECS - Audi Volkswagen

Add a unique, lightweight look to your ride 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3191300
Mfg#:
022697ECS01
In Stock
ON SALE! SAVE 20%
$97.99

This product was last offered at the strikethrough price on
06-13-2026

$78.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable

ES#4391098 - IESOCGJ2-ZF8 - Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4391098
Mfg#:
IESOCGJ2-ZF8
In Stock
$1248.99 USD
Free Shipping

Front Exact-Fit Stainless Steel Brake Lines

ES#3450988 - 024671ECS01 - Front Exact-Fit Stainless Steel Brake Lines - Front set of DOT-compliant lines for an improved pedal feel - ECS - Audi

Front set of DOT-compliant lines for an improved pedal feel 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3450988
Mfg#:
024671ECS01
In Stock
ON SALE!
$112.99

This product was last offered at the strikethrough price on
06-13-2026

$107.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Clutch Kit

ES#2661313 - SA781-2 - Stage 1 Clutch Kit - Great for a daily driver who wants a sportier feel - Rated at 315 ft/lbs - Spec Clutches - Audi

Great for a daily driver who wants a sportier feel - Rated at 315 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2661313
Mfg#:
SA781-2
Ships in 3 Business Days
$889.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5 Manual - Driveshaft Center Support

ES#4616350 - 012575la01KT1 - B8 A4/S4/A5/S5 Manual - Driveshaft Center Support - As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4616350
Mfg#:
012575LA01KT1
Ships in 1 Business Day
ON SALE! SAVE 20%
$308.99

This product was last offered at the strikethrough price on
06-13-2026

$247.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2966732 - 034-601-1003-TD - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control

Brand:
034Motorsport - Corporate Logo
ES#:
2966732
Mfg#:
034-601-1003-TD
In Stock
$46.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 5mm With Black Conical Seat Bolts

ES#2748279 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Black Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries For Our 25th Anniversary Sweepstakes!
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748279
Mfg#:
6-ECS-015
In Stock
ON SALE! SAVE 25%
$140.99

This product was last offered at the strikethrough price on
06-13-2026

$105.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 187mm

ES#3438177 - CTS-HW-266-187 - CTS Turbo Supercharger Crank Pulley Upgrade - 187mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
3438177
Mfg#:
CTS-HW-266-187
Ships in 7 Business Days
ON SALE! SAVE 20%
$379.99

This product was last offered at the strikethrough price on
07-10-2026

$303.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit

ES#4026793 - 022846ecs01KT - Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit - Complete with ECS Tuning Adjustable End Links! - ECS - Audi

Complete with ECS Tuning Adjustable End Links! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4026793
Mfg#:
022846ECS01KT
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 10%
$416.99

This product was last offered at the strikethrough price on
06-13-2026

$375.29 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S4 / A4 S-Line Forged Carbon Fiber Front Lip

ES#4490853 - 013875ECS01-02 - Audi B8.5 S4 / A4 S-Line Forged Carbon Fiber Front Lip - Hand-laid chopped carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid chopped carbon fiber to upgrade your exterior styling 10X Entries For Our 25th Anniversary Sweepstakes!

For S-Line models from the 2013 model year (Facelift)

Brand:
ECS - Corporate Logo
ES#:
4490853
Mfg#:
013875ECS01-02
In Stock
ON SALE! SAVE 36%
$940.99

This product was last offered at the strikethrough price on
05-02-2026

$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S4 / A4 S-Line Rear Bumper Side Splitters - Gloss Black

ES#4044452 - 024846ecs01KT1 - Audi B8.5 S4 / A4 S-Line Rear Bumper Side Splitters - Gloss Black - Spice up the exterior of your Audi with gloss black spats! - ECS - Audi

Spice up the exterior of your Audi with gloss black spats! 10X Entries For Our 25th Anniversary Sweepstakes!

Fits 2013+ A4 S-Line and S4 rear bumpers

Brand:
ECS - Corporate Logo
ES#:
4044452
Mfg#:
024846ECS01KT1
In Stock
ON SALE! SAVE 25%
$139.99

This product was last offered at the strikethrough price on
06-13-2026

$104.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 And S4 Front And Rear Adjustable Sway Bar Kit

ES#4213431 - 022846ecs01kt2 - Audi B8/B8.5 A4 And S4 Front And Rear Adjustable Sway Bar Kit - Reduce body roll and increase cornering speed - ECS - Audi

Reduce body roll and increase cornering speed 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4213431
Mfg#:
022846ECS01KT2
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 10%
$733.99

This product was last offered at the strikethrough price on
06-13-2026

$660.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M14 Wheel Stud Kit - Black - Set Of 20

ES#4487785 - VAG-STUD-KIT-20 - M14 Wheel Stud Kit - Black - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487785
Mfg#:
VAG-STUD-KIT-20
Ships in 1-3 days
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Damping Performance Coilover System - Audi B8/B8.5 & Thrust Arm Monoball Upgrade (M14 Ball Joints)

ES#4751074 - 025412ECS01EB2KT - Adjustable Damping Performance Coilover System - Audi B8/B8.5 & Thrust Arm Monoball Upgrade (M14 Ball Joints) - Take control of your ride while going low with our sport-tuned coilover system! - Enthusiast Bundles - Audi

Take control of your ride while going low with our sport-tuned coilover system! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751074
Mfg#:
025412ECS01EB2KT
In Stock
ON SALE! SAVE 22%
$1887.31

This product was last offered at the strikethrough price on
05-05-2026

$1478.77 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.0T Diverter Valve - Chrome

ES#1832057 - FMDVFSITV - 2.0T Diverter Valve - Chrome - Cure your leaking valve problems for good! - Forge - Audi Volkswagen

Cure your leaking valve problems for good!

Brand:
Forge - Corporate Logo
ES#:
1832057
Mfg#:
FMDVFSITV
In Stock
$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

F23L Hybrid Turbocharger

ES#2840948 - f23l - F23L Hybrid Turbocharger - Complete bolt on Turbo upgrade - FrankenTurbo - Audi

Complete bolt on Turbo upgrade

Brand:
FrankenTurbo - Corporate Logo
ES#:
2840948
Mfg#:
F23L
Ships in 2 Business Days
$1949.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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